22060665 has 48 divisors (see below), whose sum is σ = 42771456. Its totient is φ = 10425600.

The previous prime is 22060637. The next prime is 22060669. The reversal of 22060665 is 56606022.

It is not a de Polignac number, because 22060665 - 2⁶ = 22060601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22060669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19752 + ... + 20838.

It is an arithmetic number, because the mean of its divisors is an integer number (891072).

Almost surely, 2^22060665 is an apocalyptic number.

It is an amenable number.

22060665 is a deficient number, since it is larger than the sum of its proper divisors (20710791).

22060665 is a wasteful number, since it uses less digits than its factorization.

22060665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 22060665 is about 4696.8782185618. The cubic root of 22060665 is about 280.4612508075.

Adding to 22060665 its reverse (56606022), we get a palindrome (78666687).

The spelling of 22060665 in words is "twenty-two million, sixty thousand, six hundred sixty-five".